Feature:1. Adjustable Strength: 4-speed adjustable force with strong penetration, labor-saving and convenient to use.2. Thickened Wear-resistant Noise Reduction Cover: silence and noise reduction, low noise during operation.3. Automatic Slag Discharge Hole: with high hardness, thickened and durable, which automatically eliminates gunpowder residue and heat, reliable for safety performance.Specification:Features:Adjustable Strength: 4-speed adjustable force with strong penetration, labor-saving and convenient to use.Thickened Wear-resistant Noise Reduction Cover: silence and noise reduction, low noise during operation.Automatic Slag Discharge Hole: with high hardness, thickened and durable, which automatically eliminates gunpowder residue and heat, reliable for safety performance.Ergonomic Handle: ergonomically designed anti slip handle for comfortable grip, effective oil and slip resistance.Not Easy to Get Stuck: this machine uses alloy needles, which are not easy to get stuck even after continuous nailing.Diversified Accessories: equipped with a variety of accessories, such as protective glassed, gloves, earplugs, hex key, spring, pin, nails, and more.Scope of Application: fixed anti-theft windows, meter boxes, air conditioning racks, ventilation ducts, water ducts, etcSpecifications:Adjustable Strength: 4 Gear / 5 Gear (Optional)Color: Red + Black, Black (Random)Fastening nail size: 7.3mmMaterial: Stainless SteelItem Size: 330 * 110 * 33mm / 12.99 * 4.33 * 1.29inItem Weight: 664g / 1.46lbPackage Weight: 1377g / 3.04lbPackage Size: 37 * 21 * 8cm / 14.56 * 8.27 * 3.15inPackage List:1 * Nail Gun1 * Pair of Protective Glasses1 * Hex Wrench1 * Percussion Spring1 * Reset Spring1 * Mini Spring2 * Pin1 * Firing Bean1 * Percussion Needle1 * Cleaning Brush2 * Converter1 * Storage Case1 * User Manual (English)Package List:1 * Nail Gun1 * Pair of Protective Glasses1 * Hex Wrench1 * Percussion Spring1 * Reset Spring1 * Mini Spring2 * Pin1 * Firing Bean1 * Percussion Needle1 * Cleaning Brush2 * Converter1 * Storage Case1 * User Manual (English)